linux-kernel - Re: [PATCH regression 4.0 -> 4.1] tools perf: Fix build breakage if prefix= is specified

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Message-ID: <20150618215214.GB6360@krava.redhat.com>
Date:	Thu, 18 Jun 2015 23:52:14 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Lukas Wunner <lukas@...ner.de>
Cc:	Jiri Olsa <jolsa@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH regression 4.0 -> 4.1] tools perf: Fix build breakage if
 prefix= is specified

On Thu, Jun 18, 2015 at 01:00:32PM +0200, Lukas Wunner wrote:
> Invoking Makefile.perf with prefix= breaks the build since Makefile.perf
> hands that variable down to Makefile.build where it overrides
>     prefix       := $(subst ./,,$(OUTPUT)$(dir)/)
> 
> leading to errors like this:
>     No rule to make target '/usrabspath.o', needed by '/usrlibperf-in.o'
> 
> Fixes: c819e2cf2eb6f65d3208d195d7a0edef6108d5
> Signed-off-by: Lukas Wunner <lukas@...ner.de>

Acked-by: Jiri Olsa <jolsa@...nel.org>

thanks,
jirka
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